<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>简易百度搜素</title>
</head>
<body>
<from action="http://baidu.com/"
method="get">
<input type="text" name="wd">
<input type="submit" value="搜素">
</from>	
</body>
</html>